Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
Arrival of September comes with a reduction in the average high-temperature, falling from a warm 25.6°C (78.1°F) in August to an enjoyable 19.4°C (66.9°F). During the nights in September, an average low-temperature of 10.7°C (51.3°F) is observed in Grzędzin.Humidity
The average relative humidity in September is 72%.Rainfall
In Grzędzin, during September, the rain falls for 11.9 days and regularly aggregates up to 36mm (1.42") of precipitation. In Grzędzin, during the entire year, the rain falls for 161.8 days and collects up to 475mm (18.7") of precipitation.Snowfall
June through September are months without snowfall.Daylight
In September, the average length of the day in Grzędzin is 12h and 37min.On the first day of the month, sunrise is at 06:03 and sunset at 19:31. On the last day of September, sunrise is at 06:46 and sunset at 18:27 CEST.
Sunshine
In Grzędzin, Poland, the average sunshine in September is 8.6h.UV index
The average daily maximum UV index in September in Grzędzin is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, the maximum UV index of 4 transforms into these recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What is the average September temperature in Grzędzin?
What is the average humidity in September in Grzędzin?
How many days does it rain in September in Grzędzin?
When it does not snow in Grzędzin?
Does it snow in Grzędzin in September?
What is the average length of the day in September in Grzędzin?
When are sunrise and sunset in September in Grzędzin?
How many hours of sunshine does Grzędzin have in September?
What is the UV index reading in September in Grzędzin?
Average temperature in September
Grzędzin, Poland
- Average high temperature in September: 19.4°C
The warmest month (with the highest average high temperature) is August (25.6°C).
The month with the lowest average high temperature is January (0.7°C).
- Average low temperature in September: 10.7°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is January (-3.3°C).
Average pressure in September
Grzędzin, Poland
- Average pressure in September: 1017.8mbar
The month with the highest atmospheric pressure is October (1018.7mbar).
The month with the lowest atmospheric pressure is July (1014.6mbar).
Average wind speed in September
Grzędzin, Poland
- Average wind speed in September: 10.4km/h
The windiest month (with the highest average wind speed) is December (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in September
Grzędzin, Poland
- Average humidity in September: 72%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (66%).
Average rainfall in September
Grzędzin, Poland
- Average rainfall in September: 36mm
The wettest month (with the highest rainfall) is May (63mm).
The driest month (with the least rainfall) is November (25mm).
Average rainfall days in September
Grzędzin, Poland
- Average rainfall days in September: 11.9 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is January (10.6 days).
Average snowfall in September
Grzędzin, Poland
- Average snowfall in September: 0mm
The month with the highest snowfall is January (147mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in September
Grzędzin, Poland
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Grzędzin, Poland
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Grzędzin, Poland
- Average sunshine days in September: 15.8 days
The month with the most sunshine days is August (17.2 days).
The months with the least sunshine days are January and June (9 days).
Average UV index in September
Grzędzin, Poland
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Grzędzin, Poland
- Average cloud cover in September: 37
The month with the most cloud cover is February (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in September
Grzędzin, Poland
- Average visibility in September: 9km
The month with the highest visibility is August (10km).
The months with the lowest visibility are January and February (8km).
Grzędzin, Poland
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